﴿ قَالُوا۟ يَٰمُوسَىٰٓ إِنَّ فِيهَا قَوْمًۭا جَبَّارِينَ وَإِنَّا لَن نَّدْخُلَهَا حَتَّىٰ يَخْرُجُوا۟ مِنْهَا فَإِن يَخْرُجُوا۟ مِنْهَا فَإِنَّا دَٰخِلُونَ ﴾

“They answered: "O Moses! Behold, ferocious people -dwell in that land, and we will surely not enter it unless they depart therefrom; but if they depart therefrom, then, behold, we will enter it."”

Please check ayah 5:26 for complete tafsir.